Lesson 2 of 2 · Coded relations (A@B means...)
Expression choice
Blood Relations · for IPMAT Indore, IPMAT Rohtak and JIPMAT · asked in Rohtak 2020
The exam method
- Eliminate fast in expression-choice items. the target person must stand on the left of a symbol that fixes the needed sex, and the chain must reach the other person.
Worked examples
Example 2EasyRohtak 2020
With + brother, − sister, × father: which expression means C is the son of M: M−N×C+F, F−C+N×M, N+M−F×C or M×N−C+F?
Solution: M×N−C+F. M is the father of N; N is C's sister; C is F's brother, so C is male.
Watch out
- Reversed symbols: if "A % B means B is the niece of A", the niece is on the right.
Picked from the Coded relations (A@B means...) note for this micro-concept automatically. The whole note: Coded relations (A@B means...).